The intrepid terrier uses his page to share tips on caring for blind dogs.

Dozens of pet owners weighed in with photos of their beloved blind canines.

Dr Claire O’Callaghan shared a snap of her dog Obi.

She tweeted: “Today is #InternationalBlindDogDay – a celebration of the amazing things that blind dogs can do & how wonderful they are. So here’s my little Obi.

“Obi is partially sighted – blind in one eye & v.limited vision in the other, but he’s a happy, spoiled pooch & enjoys life fully.”

Today is #InternationalBlindDogDay – a celebration of the amazing things that blind dogs can do & how wonderful they are. So here’s my little Obi. Obi is partially sighted – blind in one eye & v. limited vision in the other, but he’s a happy, spoiled pooch & enjoys life fully 💖 pic.twitter.com/BbNAqpe0q6